Classe ForeignKeyColumnCollection

The ForeignKeyColumnCollection class represents a collection of ForeignKeyColumn objects that represent all the foreign key columns defined on the parent object.

Gerarchia di ereditarietà

System. . :: . .Object
  Microsoft.SqlServer.Management.Smo. . :: . .AbstractCollectionBase
    Microsoft.SqlServer.Management.Smo. . :: . .SmoCollectionBase
      Microsoft.SqlServer.Management.Smo. . :: . .ArrayListCollectionBase
        Microsoft.SqlServer.Management.Smo. . :: . .ParameterCollectionBase
          Microsoft.SqlServer.Management.Smo..::..ForeignKeyColumnCollection

Spazio dei nomi  Microsoft.SqlServer.Management.Smo
Assembly:  Microsoft.SqlServer.Smo (in Microsoft.SqlServer.Smo.dll)

Sintassi

'Dichiarazione
Public NotInheritable Class ForeignKeyColumnCollection _
    Inherits ParameterCollectionBase
'Utilizzo
Dim instance As ForeignKeyColumnCollection

public sealed class ForeignKeyColumnCollection : ParameterCollectionBase

public ref class ForeignKeyColumnCollection sealed : public ParameterCollectionBase

[<SealedAttribute>]
type ForeignKeyColumnCollection =  
    class
        inherit ParameterCollectionBase
    end

public final class ForeignKeyColumnCollection extends ParameterCollectionBase

Nel tipo ForeignKeyColumnCollection sono esposti i membri seguenti.

Proprietà

	Nome	Descrizione
	Count	Gets the number of objects in the referenced collection. Ereditato da SmoCollectionBase.
	IsSynchronized	Gets the Boolean property value that specifies whether access to the collection is synchronized and therefore thread-safe. Ereditato da SmoCollectionBase.
	Item[ ( [ ( Int32] ) ] )	Gets a ForeignKeyColumn object in the collection by index number.
	Item[ ( [ ( String] ) ] )	Gets a ForeignKeyColumn object in the collection by name.
	Parent	Gets the ForeignKey object that is the parent of the ForeignKeyColumnCollection object.
	SyncRoot	Gets an object that can be used to synchronize access to the collection. Ereditato da SmoCollectionBase.

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Metodi

	Nome	Descrizione
	Add(ForeignKeyColumn)	Adds a ForeignKeyColumn object to the foreign key column collection.
	Add(ForeignKeyColumn, Int32)	Adds a ForeignKeyColumn object at a specified index position in the foreign key column collection.
	Add(ForeignKeyColumn, String)	Adds a ForeignKeyColumn object to the position after a specified, existing ForeignKeyColumn object in the foreign key column collection.
	AddExisting	Adds an object to the collection. Ereditato da AbstractCollectionBase.
	AddImpl	Adds an object or member to this collection at the specified index. Ereditato da ArrayListCollectionBase.
	Contains	Validates whether the parameter collection contains a member with a name equal to the specified string. Ereditato da ParameterCollectionBase.
	CopyTo	Copies the collection objects to a one-dimensional array beginning at the index value specified.
	Equals	Ereditato da Object.
	Finalize	Ereditato da Object.
	GetCollectionElementType	Gets the Collection Element Type. Ereditato da SmoCollectionBase.
	GetEnumerator	Returns an IEnumerator interface that allows you to iterate through the objects in the collection. Ereditato da SmoCollectionBase.
	GetHashCode	Ereditato da Object.
	GetItemById(Int32)	Extracts a member from the referenced collection using a system-defined, unique identifier. Ereditato da SmoCollectionBase.
	GetItemById(Int32, String)	Extracts a member from the referenced collection using a system-defined, unique identifier and name. Ereditato da SmoCollectionBase.
	GetObjectByIndex	Extracts a member from the referenced collection using a system-defined, unique identifier. Ereditato da SmoCollectionBase.
	GetType	Ereditato da Object.
	ImplAddExisting	Adds an object to a collection. Ereditato da ParameterCollectionBase.
	InitializeChildCollection() () () ()	Initializes the child collections of the referenced collection. Ereditato da SmoCollectionBase.
	InitializeChildCollection(Boolean)	Initializes the child collections of the referenced collection with the option to refresh the properties of the referenced collection. Ereditato da SmoCollectionBase.
	InitInnerCollection	Initializes a collection. Ereditato da ParameterCollectionBase.
	ItemById	Extracts a member from the ForeignKeyColumnCollection collection using a system-defined, unique identifier.
	MemberwiseClone	Ereditato da Object.
	Refresh() () () ()	Refreshes the referenced collection. Ereditato da SmoCollectionBase.
	Refresh(Boolean)	Refreshes the referenced collection with the option to refresh child objects of the referenced collection. Ereditato da SmoCollectionBase.
	Remove(String)	Removes a member from the collection with the specified name. Ereditato da ParameterCollectionBase.
	Remove(ForeignKeyColumn)	Removes a ForeignKeyColumn object from the foreign key column collection.
	ToString	Ereditato da Object.
	ValidateParentObject	Validates the parent object exists. Ereditato da SmoCollectionBase.

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Campi

	Nome	Descrizione
	initialized	This value supports the SMO infrastructure and is not intended to be used directly from your code. Ereditato da AbstractCollectionBase.

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Implementazioni esplicite dell'interfaccia

	Nome	Descrizione
	ICollection. . :: . .CopyTo	Copies the elements from an instance to an array beginning at the index indicated. Ereditato da SmoCollectionBase.

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Osservazioni

A ForeignKeyColumnCollection object can be used to gain access to a set of foreign key columns. You can use the Item property to return a specific ForeignKeyColumn object.

Thread Safety

Tutti i membri statici pubblici (Shared in Microsoft Visual Basic) di questo tipo sono sicuri per le operazioni a thread multipli. Non è invece garantita la sicurezza dei membri dell'istanza.

Esempi

Utilizzo delle raccolte

Protezione dei thread

I membri static (Shared in Visual Basic) pubblici di questo tipo sono affidabili. Non è invece garantita la sicurezza dei membri dell'istanza.

Vedere anche

Riferimento

Spazio dei nomi Microsoft.SqlServer.Management.Smo